218 research outputs found

    Using quantile regression to evaluate human thermal climates in China: Working paper series--08-09

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    Studies have been conducted to examine the spatial variations of human thermal comfort in various countries using different comfort indices. These human thermal climate studies have important implications on human health, migration patterns, retirement decisions, tourism development and energy requirements. Yan (2005) used a clothing insulation (CLO) index to construct average clothing needs in various regions of China. These average CLO maps, however, only provided information on the center of the distribution of climate variation. Using quantile regressions, we estimated index and constructed contour maps for the whole spectrum of the CLO distribution to provide additional information on the spread and variation of the clothing requirements and, hence, a more complete picture of the human comfort of the various regions in China

    A Review of Affective Design towards Video Games

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    AbstractOver the past decade, gaming has become a mainstream form of entertainment. It is one of the fastest growing forms of entertainment and has become a big business, easily rivaling the film industry in terms of consumer spending. However, due to the rapid growth of technology and competitiveness in the industry, game designers are increasingly faced with the challenge of making their games attractive and engaging to its intended users. Over the years, practitioners and researchers in the human-computer interaction (HCI) community have placed a lot of effort in developing processes and methods for use in interdisciplinary fields. An effective user-centered gaming interface plays an important role in the gaming industry and provides valuable contribution in the HCI practice. This is because it supports the mental communication and emotional response of its audiences that is the gamers, thus improving the interaction modes between the user and product. Hence, designing games in a manner that provides the same user experience to all players, irrespective of player motivation, experience or skill is becoming the focus of modern game research. This paper will attempt to address and review the literature on affective design elements, principles and methodologies that are suitable for the video games industry

    The Role of Guanxi in China’s Foreign Banks: A Review of the Literature

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    Guanxi has existed in China’s Confucian society formore than two thousand years and at the end of the 1970s whenChina opened its doors to the outside world, guanxi wasinvestigated in great detail. Current literature indicates that noprior studies of guanxi have been investigated in China’s bankingindustry, or in particular, the China’s foreign banks (“CFBs”).This paper provides a theoretical review of the existing literatureon guanxi in general to facilitate development of the researchproblem, gaps, questions and propositions/issues for furtherinvestigation into a study on the role of guanxi in the CFBs

    Macroeconomic instability in Hong Kong : internal and external factors

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    The paper examines the sources of macroeconomic instability in Hong Kong under the linked exchange rate regime. A prototype IS-LM model is estimated, with adaptation to the restrictions posed by the US dollar peg that has been in place in Hong Kong since 1983. Among all external and internal factors of instability examined, local Hong Kong interest rate is found to have a dominant effect on real GDP, price and money supply. Over the long run, however, the US interest rate is the driving force behind the Hong Kong interest rate. Foreign inflation also affects Hong Kong\u27s domestic demand and price stability, and domestic demand in itself also acts as a significant factor, although it is not as influential as the Hong Kong interest rate and import price. Furthermore, Hong Kong\u27s sound banking system has helped to create a stable currency demand environment for its economy, in spite of the fact that most Hong Kong residents hold both domestic and foreign currencies simultaneously The methodology and findings of the paper seem to provide a tenable framework for future research toward understanding the financial and monetary transmission mechanism in Hong Kong, and for improving the exchange rate regime

    Effect modification of the association between meteorological variables and mortality by urban climatic conditions in the tropical city of Kaohsiung, Taiwan

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    A deeper understanding of extreme hot weather are needed in cities sensitive to heat effects, an investigation was done in the tropical town of Kaohsiung in Taiwan. Its 11 districts were divided into three climatic classes varying from high urban heat, low levels of green space and lack of proximity to water bodies to low urban heat, adequate green space and proximity to water bodies. Daily data on natural mortality, meteorological variables, and pollutants from May-October 1999-2008 were analysed using generalised additive models for the time-series data. Subgroup analyses were conducted, stratifying decedents according to the level of planning activity required in order to mitigate adverse heat effects in their residential areas, classifying districts as “level 1” for those requiring a high level of mitigation action; “level 2” for those requiring some action; and “level 3” for those that need only preserve existing conditions. Stratified analyses showed that mortality increases per 1 °C rise on average, either on the same day or in the previous 4 days (lags 0-4), were associated with 2.8%, 2.3% and -1.3% for level 1, 2 and 3 districts, respectively. The slope describing the association between temperature and mortality was higher above 29.0 °C resulting in corresponding increases of 4.2%, 5.0% and 0.3% per per 1 °C rise in temperature, respectively. Other meteorological variables were not significantly associated with mortality. It is concluded that hot season mortality in Kaohsiung is only sensitive to heat effects in districts classified as having unfavourably climatic conditions and requiring mitigation efforts in city planning. Urban planning measures designed to improve climatic conditions could reduce excess mortality resulting from extreme hot weathe

    Outcomes of the rope skipping \u27STAR\u27 programme for schoolchildren

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    Physical activity in children and adolescents is on a decline trend. To this end, we conducted a matched-pair randomized controlled trial to examine the effects of a 4-week STAR (School-based; Train-the-trainer; Accessibility of resources; Recreational) skipping programme. 1,386 schoolchildren from 20 primary and secondary schools were recruited. Schools were randomized into the experimental or wait-list control group. Participants self-reported their health-related quality of life using the KIDSCREEN-27. Accelerometers were used to measure the time a subgroup of participants (n = 480) spent in moderate-to-vigorous physical activity during school hours on five consecutive days. Measures were taken at pre- and post-test. At post-test, students in the experimental group, compared to those in the control group, engaged in less moderate-to-vigorous physical activity during school hours. Health-related quality of life from two groups of students was similar, but the experimental group reported higher levels of autonomy and parent relationships. Results suggested that although the intervention did not increase students\u27 physical activity levels, it slightly improved their health-related quality of life. Future studies should explore personal factors that might mediate the effect of the intervention

    Oseltamivir- and Amantadine-Resistant Influenza Viruses A (H1N1)

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    Surveillance of amantadine and oseltamivir resistance among influenza viruses was begun in Hong Kong in 2006. In 2008, while both A/Brisbane/59/2007-like and A/Hong Kong/2652/2006-like viruses (H1N1) were cocirculating, we detected amantadine and oseltamivir resistance among A/Hong Kong/2652/2006-like viruses (H1N1), caused by genetic reassortment or spontaneous mutation

    Influenza A H5N1 Detection

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    We developed a sensitive and rapid real-time reverse transcription-polymerase chain reaction (RT-PCR) assay to detect influenza A H5N1 virus in clinical samples. This assay was evaluated with samples from H5N1-infected patients and demonstrated greater sensitivity and faster turnaround time than nested RT-PCR

    Dispatcher-assisted cardiopulmonary resuscitation for paediatric out-of-hospital cardiac arrest

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    Aim To evaluate communication issues during dispatcher-assisted cardiopulmonary resuscitation (DACPR) for paediatric out-of-hospital cardiac arrest in a structured manner to facilitate recommendations for training improvement. Methods A retrospective observational study evaluated DACPR communication issues using the SACCIA ® Safe Communication typology (Sufficiency, Accuracy, Clarity, Contextualization, Interpersonal Adaptation). Telephone recordings of 31 cases were transcribed verbatim and analysed with respect to encoding, decoding and transactional communication issues. Results Sixty SACCIA communication issues were observed in the 31 cases, averaging 1.9 issues per case. A majority of the issues were related to sufficiency (35%) and accuracy (35%) of communication between dispatcher and caller. Situation specific guideline application was observed in CPR practice, (co)counting and methods of compressions. Conclusion This structured evaluation identified specific issues in paediatric DACPR communication. Our training recommendations focus on situation and language specific guideline application and moving beyond verbal communication by utilizing the smart phone’s functions. Prospective efforts are necessary to follow-up its translation into better paediatric DACPR outcomes
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